Remove test of treesit-language-at

Because now it just calls a user-supplied function rather than doing
any work by itself.

* test/src/treesit-tests.el (treesit-parser-supplemental): Remove the
test.

1 files changed, 0 insertions, 3 deletions

diff --git a/test/src/treesit-tests.el b/test/src/treesit-tests.el
index b143bdf3799..56ac51ff994 100644
--- a/test/src/treesit-tests.el
+++ b/test/src/treesit-tests.el
@@ -389,9 +389,6 @@ visible_end.)"
         (setq root-node (treesit-parser-root-node
                          parser))
         (setq doc-node (treesit-node-child root-node 0)))
-      ;; `treesit-language-at'.
-      (should (equal (treesit-language-at (point))
-                     'json))
       ;; `treesit-set-ranges', `treesit-get-ranges'.
       (treesit-set-ranges 'json
                           '((1 . 2)))